@media (max-width:768px){
    .h{
        height: fit-content;
    }
    .banner{
        width: 100%;
        height: 60px;
    }
    .story{
        height: 1200px;
    }
    .about{
        height: 200px;
    }








    .banner img{
        width: 100%;
        height: 100%;
    }

    .story .con{
        margin: 0 auto;
    }
    .story .con .con-pic1{
        display: block;
        float: none;
        width: 96%;
        margin: 0 auto;
    }

    .story .con .con-main1,
    .story .con .con-main2{
        width: 96%;
        margin-left: 0;
        margin: 0 auto;
        font-size: 16px;
        color: #6b6b6b;
        line-height: 28px;
        text-indent: 20px;
    }


    /* 联系我们 */
    .contact  .con-pic1{
        width: 96%;
        display: block;
        margin: 0 auto;
        margin-top: 80px;
        margin-bottom: 34px;
        
    }


    .contact  .con3{
        padding: 0 5px;
        font-size: 22px;
        color: #373737;
        
    }
    .contact  .con4{
        font-size: 14px;
        color: #616060;
        padding: 0 5px;
    }

    .contact .con-pic2{
        display: block;
        margin: 0 auto;
        width: 96%;
        float: none;
    } 
    .contact  .con5{
        margin-top: 20px;
        margin-left: 20px;
        line-height: 35px;
        color: #616060;
    }





    /* 关于我们 */

    .about .about1 {
        width: 100%;
        text-align: center;
    }
    .about .about2 {
        width: 100%;
        text-align: center;
    }
    .about .about2 .us {
        margin-top: 20px;
    }
    .about .about2 .us-item {
        /* float: left; */
        font-size: 12px;
    }

}